US3605792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve with leak collector
Assignee: Allied Industrial Components
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Filing: 1969-10-31
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Granted: 1971-09-20
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Expires: 1989-10-31
Abstract
Abstract A PLUG VALVE IN WHICH THE VALVE BODY HAS A SPECIAL SEAL RING ASSEMBLY OF A PLASTIC SEAL RING AND A RESILIENT BACKUP RING DISPOSED AROUND THE INNER ENDS OF THE FLUID PASSAGE IN THE BODY WHERE SUCH PASSAGES INTERSECT THE CENTRAL VALVE ELEMENT RECEIVING BORE, THE VALVE ELEMENT BEING JOURNALED IN THE BODY BEYOND THE BORE AND BEYOND SEAL RINGS BETWEEN THE VALVE MEMBER AND BODY. IN ANOTHER FORM A SPECIAL RECTANGULAR SEAL IS PROVIDED ON EACH SIDE OF THE VALVE MEMBER TO CLOSE OFF THE FLUID PASSAGES IN THE VALVE BODY WHEN THE VALVE IS CLOSED.
Inventors
- 👤 James V Westbrook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:10
CPC Classifications
F; F16; F16K; F16K5/00; F16K5/04; F16K5/0457; F16K5/0464; Y; Y10; Y10T; Y10T137/00; Y10T137/5762; Y10T137/8593; Y10T137/86919; Y10T137/86928; Y10T137/87169
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-19 | 1975-03-21 | 1975-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-19 | 1979-03-21 | 1979-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-19 | 1983-03-21 | 1983-09-20 | $7700.00 | Window Closed / Lapsed |